12391227

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 19289088

約数和(自身を除く): 6897861

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 1931, 2139, 5793, 6417, 17379, 44413, 59861, 133239, 179583, 399717, 538749, 1376803, 4130409, 12391227]

約数ペア:

[(1, 12391227), (3, 4130409), (9, 1376803), (23, 538749), (31, 399717), (69, 179583), (93, 133239), (207, 59861), (279, 44413), (713, 17379), (1931, 6417), (2139, 5793)]